David J. Vergo, President, Safety-Kleen at CLEAN HARBORS INC (CLH), sold 1,097 shares at $54.00 ($59K) on 2017-11-09, disclosed to the SEC on 2017-11-13.
Open-market sale of $59k CLH by President, Safety-Kleen. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.